Home / 56,172,760.13-77,520,803.00-31,392,946.25

Finding the Fourth Proportional to 56,172,760.13, 77,520,803.00 and 31,392,946.25

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Solution

The fourth proportional to 56,172,760.13, 77,520,803.00 and 31,392,946.25 is: 43,323,603.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,172,760.13 : 77,520,803.00 = 31,392,946.25 : x
  2. Step 2: Convert to fraction form
    56,172,760.13/77,520,803.00 = 31,392,946.25/x
  3. Step 3: Cross multiply
    56,172,760.13x = 77,520,803.00 × 31,392,946.25
  4. Step 4: Simplify right side
    56,172,760.13x = 2,433,606,401,291,270
  5. Step 5: Solve for x
    x = 2,433,606,401,291,270/56,172,760.13
  6. Step 6: Final answer
    x = 43,323,603.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.